2005 Mercedes-Benz C vs. 2011 Acura RDX
To start off, 2011 Acura RDX is newer by 6 year(s). Which means there will be less support and parts availability for 2005 Mercedes-Benz C. In addition, the cost of maintenance, including insurance, on 2005 Mercedes-Benz C would be higher. At 2,685 cc (6 cylinders), 2005 Mercedes-Benz C is equipped with a bigger engine. In terms of performance, 2011 Acura RDX (240 HP @ 6000 RPM) has 65 more horse power than 2005 Mercedes-Benz C. (175 HP @ 5500 RPM) In normal driving conditions, 2011 Acura RDX should accelerate faster than 2005 Mercedes-Benz C. With that said, vehicle weight also plays an important factor in acceleration. 2011 Acura RDX weights approximately 18 kg more than 2005 Mercedes-Benz C. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Mercedes-Benz C is four wheel drive (4WD), it will have significant more traction and grip than 2011 Acura RDX. In wet, icy, snow, or gravel driving conditions, 2005 Mercedes-Benz C will offer significantly more control. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2011 Acura RDX (352 Nm @ 4500 RPM) has 112 more torque (in Nm) than 2005 Mercedes-Benz C. (240 Nm @ 4500 RPM). This means 2011 Acura RDX will have an easier job in driving up hills or pulling heavy equipment than 2005 Mercedes-Benz C.
Compare all specifications:
| 2005 Mercedes-Benz C | 2011 Acura RDX | |
| Make | Mercedes-Benz | Acura |
| Model | C | RDX |
| Year Released | 2005 | 2011 |
| Body Type | Station Wagon | SUV |
| Engine Position | Front | Front |
| Engine Size | 2685 cc | 2300 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 3 valves | 4 valves |
| Horse Power | 175 HP | 240 HP |
| Engine RPM | 5500 RPM | 6000 RPM |
| Torque | 240 Nm | 352 Nm |
| Torque RPM | 4500 RPM | 4500 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1680 kg | 1698 kg |
| Vehicle Length | 4550 mm | 4636 mm |
| Vehicle Width | 1730 mm | 1869 mm |
| Vehicle Height | 1450 mm | 1654 mm |
| Wheelbase Size | 2720 mm | 2649 mm |
| Fuel Tank Capacity | 62 L | 68 L |
